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II , CAREER AVIATION eA, Page 2 of 2 N 2, Media Specific Criteria: Petroleum Vapor Intrusion to Indoor Air - The site is considered low-threat for the vapor- No intrusion-to-air pathway if site-specific conditions satisfy items 2a, 2b, or 2c - CLEAR SECTION ANsweRs EXEMPTION - Active Commercial Petroleum Fueling Facility r YES r NO Does the site meet any of the Petroleum Vapor Intrusion to Indoor Air specific criteria scenarios? r YES r NO ADDITIONAL QUESTIONS - Please indicate only those conditions that do not meet the policy criteria: Soil Gas Samples r No Sail Gas Samples r Taken Incorrectly Exposure Type : r Residential r Commercial Free Product r In Groundwater r In Soil r Unknown TPH in the Bioattenuation Zane : r t 100 mg/kg r Unknown 17 Soil samples not taken at two depths within 5 H. zone (only for Scenario 4 with BioZone) Bioattenuation Zone Thickness : r < 5 Feel (No BioZone) r > 5 Feel and < 10 Feet r z 10 Feet and < 30 Feet r > 30 Feet 17 Wit BioZone Compromised TPH > 100mglkg Unknown 02 Data in Bioattenuation Zone r N002Data 1702 < 4% roez4% Benzene in Groundwater : r t 109 poll and < 1 ,000 poll r z 1,000 pg/I r Unknown Soil Gas Benzene C z 85 pg/m3 and < 280 Pg/ms rz 280 Pg/m3 and < 85,000 Vg/m3 r z 85,000 pg/m3 and < 280,W0 pg/m3 r z 280,000 p9/m3 r Unknown Soil Gas EthylBenzene : r z 1 ,100 pg/m3 and < 3,60D pg/ms r > , 3600 pg/m3 and < 1,100,000 pg/m3 r i 7 ,700,000 pond and < 3,600,000 pg/m3 r t 3,600,000.pg/m3 r Unknown Soil Gas Naphthalene : r z 93 pg/ms and < 310 pgIM3 r > 310 pg/m3 and < 93,000 pg/m3 r > 93,000 pg/m3 and < 3102000 pger3 r z 310,000 pg/m3 r Unknown 3. Media Specific Criteria: Direct Contact and Outdoor Air Exposure - The site is considered low-threat for direct contact Yes and outdoor air exposure if it meets 1, 2, or 3 below. - cuE gsEcnoN ANsiwas EXEMPTION - The upper 10 feet of soil is free of petroleum contamination r YES r NO Does the site meet any of the Direct Contact and Outdoor Air Exposure criteria scenarios? r YES r NO 3:3 - The regulatory agency has determined the concentration of petroleum constituents in soil will have no significant risk or adversely affect human health. r• YES r NO Additional Information Should this case be closed in spite of NOT meeting policy criteria? r YES r NO SPELL CHECK Save in Progress Save as Final LOGGED IN AS MAMASITALISA CONTACT GEOTRACKER HELP https :Hgeotracker.waterboards . ca.gov/regulators/screens/closure—Policy, asp?. . . 8/2/2013